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1603
resultados
Última actualización
24/06/2026 [07:18:00]
Resultados 200 a 225 de 1603
Resumen de: WO2026123530A1
The present application provides a thermal management apparatus and a battery pack. The thermal management apparatus comprises at least one support member and at least one heating film. Each support member is suitable for cooling a corresponding battery cell row, each heating film is suitable for heating a corresponding battery cell row, each heating film is connected to a corresponding support member, and the shape of the heating film matches the shape of the support member, so as to ensure that the heating film is stably attached to the support member.
Resumen de: WO2026124350A1
Disclosed in the present application are a battery cell and a battery pack. The battery cell comprises a battery cell main body, at least one post and a battery cell information acquisition module, the at least one post being connected to the battery cell main body, and the battery cell information acquisition module being connected to the at least one post. The post comprises a first connection portion connected to the battery cell main body and a second connection portion located on a side surface of the first connection portion and connected to the first connection portion, the first connection portion being used to be connected to an external component, and the second connection portion being used to be connected to the battery cell information acquisition module. Signal acquisition of the battery cell information acquisition module is separated from a high-current connection between the battery cell main body and the external component, which ensures power supply and information acquisition of the battery cell information acquisition module while ensuring connection of the external component during system integration, and prevents welding of the battery cell information acquisition module and the post from affecting the welding flatness between the external component and the post, thereby avoiding welding splashing, and improving product stability and welding process quality.
Resumen de: WO2026123938A1
Provided in the present application are a battery cell and a battery pack, relating to the technical field of batteries. The battery cell comprises a wound core and a current collector plate. The current collector plate is welded to a tab layer of the wound core along a preset welding trajectory, wherein a first end of the preset welding trajectory is located between a root portion and an end portion of a first-turn tab, and a second end of the preset welding trajectory is located between a root portion and an end portion of an Nth-turn tab; one of the first end and the second end serves as a welding start point and the other serves as a welding end point; and the following conditions are satisfied: 0.95D1≤s≤0.99D1, and 1.01dN≤f≤1.05dN. In this way, the impact on the welding quality from the condition where inner and outer turns of a tab layer are low while a middle plane is high is reduced, thereby prolonging the cycle life of the battery cell and also reducing the risk of a short circuit in the battery cell.
Resumen de: WO2026123529A1
A solid-state battery cell, a battery device, an electric device, and an electrolyte sheet and a preparation method therefor. The solid-state battery cell comprises an electrolyte sheet and a negative electrode sheet. The electrolyte sheet comprises: a solid-state electrolyte base layer; and an electron blocking layer, which is arranged on the side of the solid-state electrolyte base layer close to the negative electrode sheet and comprises electron blocking particles, wherein each electron blocking particle comprises a core and a coating material provided on at least part of the surface of the core, the core and the solid-state electrolyte base layer separately comprise a solid-state electrolyte material, and the coating material comprises one or more of LiF and Li2S.
Resumen de: WO2026124607A1
The present application relates to the field of terminal devices, and provides a middle frame and an electronic device. The middle frame comprises a frame, a middle plate, and a first vapor chamber. At least a part of the first vapor chamber is embedded in the middle plate. The frame is fixedly connected to the periphery of the middle plate, and, together with the middle plate and the first vapor chamber, encloses a mounting space of the middle frame. The mounting space is used for accommodating a battery and a circuit board. The middle plate has a first region and a second region that are disposed at an interval. At least a part of the vapor chamber is located in the first region and is disposed at an interval from the second region. The first region is used for carrying the circuit board, and the second region is used for carrying the battery. The middle frame of the present application can achieve both heat dissipation performance and a slim form factor while preventing the formation of local high-temperature hotspots on a screen and ensuring the operating efficiency of the battery.
Resumen de: US20260171593A1
A cap plate coupled to a battery can include: a main body that seals the battery can; a vent notch that is formed in the main body, and ruptures when a pressure inside the battery can exceeds a threshold value; and a rupture inducing portion that is formed in the main body while being spaced apart from the vent notch, and induces an occurrence of rupture of the vent notch at a predetermined location.
Resumen de: US20260171427A1
A battery cell, a battery pack, and an electronic device are provided. The battery cell includes a housing, an electrode assembly, and a current collecting plate. A first extension portion of the current collecting plate extends from an outer edge of a main body portion along a radial direction of the main body portion to be in contact with an outer tab. One end of a second extension portion is connected to the main body portion between the two adjacent first extension portions. An outer edge of the second extension portion is formed with an outer edge surface along a circumferential direction. The outer edge surface is projected orthographically along a height direction onto a plane where the outer tab is located that is perpendicular to the height direction to form an outer edge surface projection at least partially overlapping each outer tab between the two adjacent first extension portions.
Resumen de: WO2026123780A1
A sheet inserting apparatus (100) and a cell winding device (200). The sheet inserting apparatus (100) comprises: a feeding mechanism (1), wherein the feeding mechanism (1) is configured to convey a material strip (L) along a preset trajectory; and a material supporting mechanism (2), wherein the material supporting mechanism (2) comprises a material supporting driving member (21) and a material supporting assembly (22), the material supporting assembly (22) is located downstream of the feeding mechanism (1), and the material supporting driving member (21) is disposed on the feeding mechanism (1) and is configured to drive the material supporting assembly (22) to move towards or away from the feeding mechanism (1) along the preset trajectory.
Resumen de: WO2026123573A1
The present application provides a fuse assembly and a combiner cabinet. The fuse assembly comprises a fusing unit; the fusing unit comprises a fuse, a first connecting piece and a second connecting piece; the first connecting piece comprises a first part and a second part, the first part is detachably connected to a first end surface of the fuse, and the second part extends in the direction of the first part away from a first end surface; the second connecting piece comprises a third part and a fourth part, the third part is detachably connected to a second end surface of the fuse, and the fourth part extends in the direction of the third part away from the second end surface; and the second part and the fourth part are arranged on different sides of the fuse.
Resumen de: WO2026123547A1
Disclosed in the present application are a solid-state battery cell and a preparation method therefor, a battery device, and an electric device. The battery cell comprises an electrode assembly. The electrode assembly comprises a main body portion and a tab portion extending from the main body portion. The main body portion comprises a positive electrode sheet, a negative electrode sheet, and a solid-state electrolyte membrane that are stacked. The solid-state electrolyte membrane is located between the positive electrode sheet and the negative electrode sheet. The main body portion is covered with an adhesive film having an elastic modulus of 1000 N/mm2-10,000 N/mm2. The battery cell provided by the embodiments of the present application exhibits an improved cycle performance.
Resumen de: WO2026124056A1
The present application provides a battery module, comprising battery cells; a plurality of mounting films, wherein both ends of the battery cells are provided with mounting films; conductive busbars, wherein the conductive busbars are arranged on the sides of the mounting films facing away from the battery cells, the mounting films are provided with through holes, and terminals of the battery cells pass through the through holes and are electrically connected to the conductive busbars; and a housing, wherein the battery cells, the mounting films and the conductive busbars are all arranged in the housing, and the housing presses the mounting films and the conductive busbars to maintain the mounting films and the conductive busbars in electrical contact with the battery cells.
Resumen de: WO2026123546A1
Disclosed in the present application are a solid-state battery cell and a preparation method therefor, a battery device, and an electric device. The preparation method for a solid-state battery cell comprises: separately providing an electrode assembly and a heat-shrinkable film, wherein the electrode assembly comprises a main body portion and a tab portion extending from the main body portion, the main body portion comprises a positive electrode sheet, a solid-state electrolyte membrane and a negative electrode sheet that are stacked, the solid-state electrolyte membrane is located between the positive electrode sheet and the negative electrode sheet, and the negative electrode sheet comprises a negative electrode current collector and a primer layer located on the surface of at least one side of the negative electrode current collector; folding the heat-shrinkable film in half to wrap the main body portion, and performing edge sealing and fixation on the side edges of the folded heat-shrinkable film; and performing an isostatic pressing treatment on the electrode assembly to shrink the heat-shrinkable film and secure the main body portion. The battery cell prepared by the method provided in the present application exhibits an improved cycle performance.
Resumen de: WO2026123418A1
Disclosed in the present application are a liquid-cooling piping structure, a cooling device and an energy storage system. In the structure, a first main pipe is arranged adjacent to the bottom of a battery system, and a second main pipe is arranged adjacent to the top of the battery system; a branch pipe assembly is in communication with the first main pipe, so as to form a first transfer passage; the branch pipe assembly is in communication with the second main pipe, so as to form a second transfer passage; and the branch pipe assembly is configured to bring battery clusters in the battery system into communication with each other, and a coolant is transferred through the first transfer passage, the battery clusters and the second transfer passage, so as to regulate the temperature of the battery clusters. Liquid-cooling temperature regulation of the battery clusters is thus achieved.
Resumen de: US20260167059A1
0000 An electric energy managing system applied to an electric vehicle, comprises the following components. A first state-of-health (SOH) calculating circuit, calculates an overall SOH of a fuel cell of the electric vehicle. The overall SOH is associated with an aging condition of the fuel cell. A second SOH calculating circuit, calculates a SOH of a lithium battery of the electric vehicle. The SOH is associated with an aging condition of the lithium battery. An electric energy distribution circuit, calculates a first predefined ratio of an output power of the fuel cell with respect to a total electric energy demand of the electric vehicle according to the overall SOH of the fuel cell and the SOH of the lithium battery, and controls a second predefined ratio of the output power of the fuel cell with respect to an output power of the lithium battery according to the first predefined ratio.
Resumen de: US20260171513A1
An output voltage control method for a battery device is provided. The output voltage control method includes detecting signal states of a data communication line and a clock communication line of a communication interface, and determining whether to enter a first-phase shutdown mode to control an output voltage of the battery device according to the signal states of the data communication line and the clock communication line and a first duration.
Resumen de: WO2026123842A1
Disclosed in the present invention are a bending mechanism and a battery production device. The bending mechanism comprises a fixing member, a first bending member and a second bending member, wherein the fixing member is suitable for connection with a base; the first bending member is slidably connected to the fixing member in a first direction; the second bending member is slidably connected to the fixing member in a second direction; and the first bending member can push the end of a tab away from a cap to bend, and the second bending member can push the cap to rotate towards a battery housing, so that the end of the tab close to the cap is bent. The bending mechanism of the present application can be modularly configured, making it convenient to mount the entire bending mechanism to the base or for removal of the entire bending mechanism from the base for maintenance.
Resumen de: WO2026123661A1
Provided in the embodiments of the present application are an energy storage device and an energy storage system, which can improve the usage performance of the energy storage device. The energy storage device comprises an electrical compartment and a battery compartment, which are arranged in a first direction. The battery compartment is configured to accommodate a battery device, and the electrical compartment is configured to accommodate a firefighting device, a dehumidification device, and a power distribution and main control cabinet. The power distribution and main control cabinet is configured to internally accommodate a power distribution box and a main control box. The energy storage device comprises a first wall and a second wall adjacent to each other. A first opening of the electrical compartment faces the first wall, and a compartment door for covering the first opening is provided on the first wall. The dehumidification device is disposed on the side of the compartment door facing the electrical compartment, and the firefighting device is disposed on the side of the electrical compartment close to the second wall.
Resumen de: WO2026123623A1
The present application provides a lithium manganese iron phosphate positive electrode material, and a preparation method therefor and a use thereof. The lithium manganese iron phosphate positive electrode material comprises a doped manganese iron phosphate core and a coating layer coated on the surface of the doped manganese iron phosphate core, the coating layer being a lithium-containing carbon layer; and the doped manganese iron phosphate core comprises doping ions, and in particles of the doped manganese iron phosphate core, from inside to outside, the content of manganese ions and the content of iron ions gradually decrease and the content of the doping ions gradually increases. The lithium manganese iron phosphate positive electrode material having the described structure can effectively improve the poor phase structure stability and poor conductivity in lithium manganese iron phosphate positive electrode materials, and mitigate the series of problems caused by the Jahn-Teller effect and manganese dissolution that occur in the material itself, thereby improving the conductivity of the lithium manganese iron phosphate positive electrode material, and the comprehensive performance in various aspects such as gram capacity and cycle stability when the lithium manganese iron phosphate positive electrode material is used in batteries.
Resumen de: WO2026123489A1
Disclosed in the present application is a lithium/carbon fluoride battery. The battery comprises a positive electrode sheet, a negative electrode sheet and an electrolyte, wherein the positive electrode sheet comprises a positive electrode active material layer comprising a positive electrode active material, the positive electrode active material comprising a carbon fluoride material; and the electrolyte comprises additives, and the additives comprise a first additive and a second additive, with the first additive comprising a double-bond silane compound. The general chemical formula of the double-bond silane compound is R1 bSiaR2 2a+2-b, wherein a is an integer of 1-2, b is an integer of 1-6, R1 is at least one of vinyl, propenyl and butenyl, and R2 is at least one of methyl, ethyl and butyl.
Resumen de: WO2026123660A1
Provided in the present application are a lithium manganese iron phosphate material, a preparation method therefor, and use thereof. The preparation method comprises the following steps: step S1, mixing a manganese source, an iron source, and a phosphorus source with water via ball milling to obtain a first mixed slurry; step S2, subjecting a lithium source, pyrophosphoric acid, and sucrose to ball milling with the first mixed slurry to obtain a second mixed slurry; step S3, subjecting the second mixed slurry to a spray drying treatment to obtain a composite precursor with a microsphere structure; and step S4, calcining the composite precursor with the microsphere structure in an inert gas atmosphere at a calcination temperature of 520-700 ℃ to obtain the lithium manganese iron phosphate material. On the basis of the preparation method of the present application, the problems of low bulk density, low conductivity, low specific energy, and complex process of lithium manganese iron phosphate materials in the prior art can be solved.
Resumen de: WO2026123447A1
An electrolyte for a lithium-ion battery and a lithium-ion battery using same. The electrolyte for a lithium-ion battery comprises a first additive and an organic solvent, wherein the mass fraction of the first additive in the electrolyte is 1.6-4.5%, and the mass fraction of the organic solvent in the electrolyte is 80-85%. The first additive comprises a fluorinated ether compound, hexafluorobenzene, and vinylene carbonate. The organic solvent comprises dimethoxyethane. The mass ratio of the fluorinated ether compound, hexafluorobenzene, and vinylene carbonate is 0.1-1: 1-2: 0.5-1.5.
Resumen de: US20260171489A1
A solid electrolyte that includes: a first crystallite in a primary particle and having a first crystal structure; a second crystallite in the primary particle and having a second crystal structure that is different from the first crystal structure; and an amorphous phase, the first crystallite and the second crystallite each contain lithium, the first crystal structure is a hexagonal crystal, the second crystal structure is an orthorhombic crystal, and the crystallite size of the first crystallite and the crystallite size of the second crystallite are each 50 nm or less.
Resumen de: US20260171627A1
0000 A curved battery according to an embodiment of the disclosure may include a battery cell having a curved cross-section, and a housing disposed outside the battery cell. The battery cell may include a positive electrode plate, a negative electrode plate, a separator disposed between the positive electrode plate and the negative electrode plate, a first electrode tab electrically connected to at least a portion of the positive electrode plate, and a second electrode tab electrically connected to at least a portion of the negative electrode plate. The positive electrode plate, the negative electrode plate, and the separator may be wound and disposed. At least one of the first electrode tab and the second electrode tab may be arranged to correspond to the length of the battery cell. Various other embodiments may be possible.
Resumen de: AU2025207608A1
According to an embodiment of the present invention, a cell module assembly comprises: a battery cell stack in which multiple batteries are stacked; a bus bar housing disposed on a surface to which an electrode lead of a battery cell is directed; an inter-connection board (ICB) including a printed circuit board to transmit data between the battery cell and a battery management system (BMS); and a sensing cable for electrically connecting the ICB and the BMS to each other, wherein the bus bar housing includes at least one sensing cable fixing unit protruding from an outer surface of the bus bar housing to fix the sensing cable and having a bent and extending shape, and the sensing cable is inserted and fixed in a gap between the outer surface of the bus bar housing and the sensing cable fixing unit.
Nº publicación: WO2026124235A1 18/06/2026
Solicitante:
SUNWODA MOBILITY ENERGY TECH CO LTD [CN]
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Resumen de: WO2026124235A1
Disclosed in the present application are a positive electrode material, a secondary battery, and an electric device. The positive electrode material exhibits a non-uniform distribution of manganese and iron, which can promote the transformation of a metastable phase thereof into a more stable crystal structure, thereby avoiding Mn dissolution during the cycle process and effectively prolonging the cycle life of a battery. Moreover, the non-uniform particle size distribution of the positive electrode material, in cooperation with large and small particles, can effectively increase the compaction density and the reactive specific surface area of the positive electrode, thereby improving the capacity and charge-discharge rate.
BOPI
Sede Electrónica
